Zobrazeno 1 - 10
of 265
pro vyhledávání: '"F.O. Pedrosa"'
Autor:
B. Aquino, A.A. Stefanello, M.A.S. Oliveira, F.O. Pedrosa, E.M. Souza, R.A. Monteiro, L.S. Chubatsu
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 48, Iss 8, Pp 683-690 (2015)
NifA is the transcriptional activator of the nif genes in Proteobacteria. It is usually regulated by nitrogen and oxygen, allowing biological nitrogen fixation to occur under appropriate conditions. NifA proteins have a typical three-domain structure
Externí odkaz:
https://doaj.org/article/354de773b4db4fe1ab06e6c4d3b1bdfd
Autor:
P. Sotomaior, L.M. Araújo, C.Y. Nishikawa, L.F. Huergo, R.A. Monteiro, F.O. Pedrosa, L.S. Chubatsu, E.M. Souza
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 45, Iss 12, Pp 1135-1140 (2012)
Azospirillum brasilense is a diazotroph that associates with important agricultural crops and thus has potential to be a nitrogen biofertilizer. The A. brasilense transcription regulator NifA, which seems to be constitutively expressed, activates the
Externí odkaz:
https://doaj.org/article/fa740533a47d4b1492d6ee69e41a53a9
Autor:
C.W. Galvão, E.M. Souza, R.M. Etto, F.O. Pedrosa, L.S. Chubatsu, M.G. Yates, J. Schumacher, M. Buck, M.B.R. Steffens
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 45, Iss 12, Pp 1127-1134 (2012)
DNA repair is crucial to the survival of all organisms. The bacterial RecA protein is a central component in the SOS response and in recombinational and SOS DNA repairs. The RecX protein has been characterized as a negative modulator of RecA activity
Externí odkaz:
https://doaj.org/article/be059d7140fc4e94952ef12b8b043628
Autor:
C.Y. Nishikawa, L.M. Araújo, M.A.S. Kadowaki, R.A. Monteiro, M.B.R. Steffens, F.O. Pedrosa, E.M. Souza, L.S. Chubatsu
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 45, Iss 2, Pp 113-117 (2012)
Azospirillum brasilense is a nitrogen-fixing bacterium associated with important agricultural crops such as rice, wheat and maize. The expression of genes responsible for nitrogen fixation (nif genes) in this bacterium is dependent on the transcripti
Externí odkaz:
https://doaj.org/article/1c95f4fb713c4fc7bbd060d065bf5537
Autor:
G. Pisa, G.S. Magnani, H. Weber, E.M. Souza, H. Faoro, R.A. Monteiro, E. Daros, V. Baura, J.P. Bespalhok, F.O. Pedrosa, L.M. Cruz
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 44, Iss 12, Pp 1215-1221 (2011)
Sugarcane is an important agricultural product of Brazil, with a total production of more than 500 million tons. Knowledge of the bacterial community associated with agricultural crops and the soil status is a decisive step towards understanding how
Externí odkaz:
https://doaj.org/article/e395057f840d448e944e8345d7adab19
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 44, Iss 5, Pp 394-401 (2011)
Streptococcus mutans is a Gram-positive bacterium present in the oral cavity, and is considered to be one of the leading causes of dental caries. S. mutans has a glnK gene, which codes for a PII-like protein that is possibly involved in the integrati
Externí odkaz:
https://doaj.org/article/681f94b5574744dd9458473acc3eaaf0
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 44, Iss 3, Pp 182-185 (2011)
Herbaspirillum seropedicae is an endophytic diazotrophic bacterium, which associates with important agricultural plants. In the present study, we have investigated the attachment to and internal colonization of Phaseolus vulgaris roots by the H. sero
Externí odkaz:
https://doaj.org/article/0c29d881dfdb4dfda6a24ee3499b25f0
Autor:
J.L.C. Silva, J.F. Barbosa, J.P. Bravo, E.M. de Souza, L.F. Huergo, F.O. Pedrosa, E. Esteves, S. Daffre, M.A. Fernandez
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 43, Iss 5, Pp 431-436 (2010)
Diatraea saccharalis (Fabricius, 1794) (Lepidoptera: Crambidae) is an important pest for Brazilian sugarcane. In the present study, we detected two distinct spots in hemolymph from septic injured larvae (HDs1 and HDs2), which are separated by 2DE gel
Externí odkaz:
https://doaj.org/article/f1903d189df3418ab1eb3e32c994caf4
Autor:
L.M. Araújo, L.F. Huergo, A.L. Invitti, C.I. Gimenes, A.C. Bonatto, R.A. Monteiro, E.M. Souza, F.O. Pedrosa, L.S. Chubatsu
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 41, Iss 4, Pp 289-294 (2008)
Azospirillum brasilense is a diazotroph found in association with important agricultural crops. In this organism, the regulation of nitrogen fixation by ammonium ions involves several proteins including the uridylyltransferase/uridylyl-removing enzym
Externí odkaz:
https://doaj.org/article/d979220892b74f1cb862d8aa5e42f5be
Publikováno v:
Brazilian Journal of Medical and Biological Research, Vol 35, Iss 6, Pp 651-661 (2002)
Two Azospirillum brasilense open reading frames (ORFs) exhibited homology with the two-component NtrY/NtrX regulatory system from Azorhizobium caulinodans. These A. brasilense ORFs, located downstream to the nifR3ntrBC operon, were isolated, sequence
Externí odkaz:
https://doaj.org/article/bc333b1e4cdb49de9508c9de94d386e2